{"id":"currency-manual-converter","engine":"core","category":"converter","name":"自定义汇率换算","fields":[{"key":"amount","label":"金额或用量","type":"number","default":100,"required":true},{"key":"rate","label":"每单位原币对应的目标币金额","type":"number","default":7.2,"required":true,"min":0.000001},{"key":"source","label":"来源","type":"text","default":"USD"},{"key":"target","label":"转换后","type":"text","default":"CNY"}],"sample":{"amount":100,"rate":7.2,"source":"USD","target":"CNY"}}